generated_headers.am 2 KB
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define extract_interface
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	@echo "Extracting interface marked with '$1' from $@...";
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	@grep -h "^ *$1" $^ | sed 's/^ *$1//;' >> $@ || { rm $@; exit 1; }
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endef

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elpa test src:
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	@mkdir $@
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test/shared: | test
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	@mkdir $@
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generated_headers =

generated_headers += config-f90.h
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config-f90.h: config.h
	@echo "Generating $@...";
	@grep "^#define" $^ > $@ || { rm $@; exit 1; }

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generated_headers += elpa/elpa_generated.h
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elpa/elpa_generated.h: $(top_srcdir)/src/elpa_impl.F90 \
                       $(top_srcdir)/src/elpa_api.F90 | elpa
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	@rm -f $@
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	$(call extract_interface,!c>)

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generated_headers += elpa/elpa_generated_legacy.h
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elpa/elpa_generated_legacy.h: $(top_srcdir)/src/elpa_driver/legacy_interface/elpa_driver_c_interface.F90 \
                       $(top_srcdir)/src/elpa1/legacy_interface/elpa_1stage_c_interface.F90 \
                       $(top_srcdir)/src/elpa2/legacy_interface/elpa_2stage_c_interface.F90 | elpa
	@rm -f $@
	$(call extract_interface,!lc>)

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generated_headers += test/shared/generated.h
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test/shared/generated.h: $(wildcard $(top_srcdir)/test/shared/*.*90) | test/shared
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	@rm -f $@
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	$(call extract_interface,!c>)

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generated_headers += elpa/elpa_generated_fortran_interfaces.h
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elpa/elpa_generated_fortran_interfaces.h: $(wildcard $(top_srcdir)/src/elpa2/kernels/*.*c $(top_srcdir)/src/elpa2/kernels/*.s $(top_srcdir)/src/*.[ch]) | elpa
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	@rm -f $@
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	$(call extract_interface,!f>)
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	$(call extract_interface,#!f>)
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generated_headers += elpa/elpa_generated_public_fortran_interfaces.h
elpa/elpa_generated_public_fortran_interfaces.h: $(wildcard $(top_srcdir)/src/*.[ch]) | elpa
	@rm -f $@
	$(call extract_interface,!pf>)

generated_headers += src/fortran_constants.X90
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src/fortran_constants.X90: $(top_srcdir)/src/fortran_constants.h | src
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	@$(CPP) $(CPPFLAGS) -I$(top_builddir)/ -I$(top_srcdir)/ -I. $< -o $@_ || { rm -f $@; exit 1; }
	@awk '/!ELPA_C_DEFINE/ {gsub(/!ELPA_C_DEFINE/, "\n"); gsub(/NEWLINE/, "\n"); print;}' < $@_ > $@ || { rm -f $@; exit 1; }
	@rm $@_
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generated-headers: $(generated_headers)
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# vim: syntax=make